5305-01-438-2270 SCREW,CAP,SOCKET HEAD Index 3110-01-438-2272 BEARING,BALL,ANNULAR

National Stock Number:
5306-01-438-2271

Federal Supply Class:
5306

National Item Identification Number:
014382271

Description:
BOLT,MACHINE

Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.


Manufacturer Information:
21109449953711NAVAL SEA SYSTEMS COMMAND
585-6404855-1853711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
FASTENER LENGTH1.750 INCHES NOMINAL
HEAD HEIGHT0.226 INCHES MINIMUM AND 0.268 INCHES MAXIMUM
HEAD STYLEHEXAGON
LOCKING FEATUREPATCH THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA593SFTT2ADPSA000 ASSN STD ALL MATERIAL RESPONSES FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING FEATURE
MATERIALPLASTIC POLYAMIDE NYLON LOCKING FEATURE
MATERIALSTEEL CORROSION RESISTING FASTENER
NOMINAL THREAD DIAMETER0.375 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES MINIMUM
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH BETWEEN FLATS0.603 INCHES MINIMUM AND 0.625 INCHES MAXIMUM


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